Borzonogov Vitaly

From Arkhangelsk, Russia

EMA: 15990253

Player page

Internal rating (RR)

Rating date April 10, 2019 (latest changes April 10, 2019).

36 place (607.17).

max_coefficients = (3.85 * 1 + 3.80 * 1 + 3.55 * 1 + 3.45 * 1) = 14.649999999999999

p1 = (866.67 * 1.60 * 0.57 + 481.93 * 3.40 * 0.71 + 450.70 * 3.85 * 1 + 760.56 * 3.55 * 1 + 425.53 * 3.10 * 1 + 516.13 * 2.70 * 1 + 533.33 * 2.30 * 1 + 978.72 * 3.10 * 1) / (1.60 * 0.57 + 3.40 * 0.71 + 3.85 * 1 + 3.55 * 1 + 3.10 * 1 + 2.70 * 1 + 2.30 * 1 + 3.10 * 1) = 609.3727071129288

p2 = (978.72 * 3.10 * 1 + 760.56 * 3.55 * 1 + 450.70 * 3.85 * 1 + 516.13 * 2.70 * 1) / max_coefficients = 604.9692832764505

score = 609.3727071129288 * 0.5 + 604.9692832764505 * 0.5 = 607.1709951946896

Rating changes

Show

Date Place Points Reason
2019-04-03 34 -> 36 607.17
2019-03-26 34 608.50 -> 607.17

Arkhangelsk riichi mahjong championship 2017: 71% -> 57%

2019-03-24 33 -> 34 608.50
2019-03-11 34 -> 33 608.50
2019-03-09 32 -> 34 608.50
2019-03-05 33 -> 32 608.50
2019-03-04 34 -> 33 608.50
2019-03-03 35 -> 34 608.50
2019-02-22 36 -> 35 608.50
2019-02-11 38 -> 36 607.47 -> 608.50

VI Russian Riichi Championship 2017: 86% -> 71%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 979 2019-01-13 2/48 100% 3.10 RR Agari team tournament 2019
2 533 2018-12-02 8/16 100% 2.30 RR Arkhangelsk Championship
3 516 2018-10-28 16/32 100% 2.70 EMA Tsukimi 2018
4 426 2018-08-19 28/48 100% 3.10 RR Moscow Riichi Open 2018
5 761 2018-06-11 18/72 100% 3.55 EMA RCR Saint Petersburg South Cup 2018
6 451 2018-05-01 40/72 100% 3.85 EMA Haru Shanten 2018
7 482 2017-12-11 44/84 71% 3.40 EMA VI Russian Riichi Championship 2017
8 867 2017-11-26 3/16 57% 1.60 RR Arkhangelsk riichi mahjong championship 2017
9 930 2016-12-04 6/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016
10 400 2016-11-27 10/16 0% 1.60 RR Arkhangelsk riichi mahjong tournament 2016
11 667 2016-02-22 14/40 0% 2.60 EMA Ivanovo Region Riichi Championship 2016
12 867 2016-01-07 3/16 0% 1.20 RR Riichi mahjong tournament
13 733 2015-11-29 5/16 0% 1.60 RR Arkhangelsk riichi mahjong championship
14 784 2015-10-18 12/52 0% 2.90 EMA Russian Open Riichi Championship 2015